Revenue (Tables)

12 Months Ended

Mar. 31, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The table below presents the total revenue for each type of contract:

	Fiscal Year Ended March 31,
	2020			2019			2018
Cost-reimbursable	$	4,211,592	57%	$	3,580,595	53%	$	3,155,049	51%
Time-and-materials	1,737,414		23%	1,576,673		24%	1,542,899		25%
Fixed-price	1,514,835		20%	1,546,769		23%	1,469,652		24%
Total Revenue	$	7,463,841	100%	$	6,704,037	100%	$	6,167,600	100%

Revenue by Customer Type:    

	Fiscal Year Ended March 31,
	2020			2019			2018
U.S. government:
Defense Clients	$	3,568,659	47%	$	3,114,571	47%	$	2,830,102	46%
Intelligence Clients	1,614,315		22%	1,566,870		23%	1,494,489		24%
Civil Clients	2,019,245		27%	1,760,996		26%	1,644,860		27%
Total U.S. government	7,202,219		96%	6,442,437		96%	5,969,451		97%
Global Commercial Clients	261,622		4%	261,600		4%	198,149		3%
Total Revenue	$	7,463,841	100%	$	6,704,037	100%	$	6,167,600	100%

Revenue by Whether the Company Acts as a Prime Contractor or a Sub-Contractor:    

	Fiscal Year Ended March 31,
	2020			2019			2018
Prime Contractor	$	6,884,763	92%	$	6,159,918	92%	$	5,626,544	91%
Sub-contractor	579,078		8%	544,119		8%	541,056		9%
Total Revenue	$	7,463,841	100%	$	6,704,037	100%	$	6,167,600	100%

Contract with Customer, Asset and Liability

The following table summarizes the contract balances recognized on the Company’s consolidated balance sheets:

	March 31, 2020		March 31, 2019
Contract assets:
Current	$	988,634	$	846,372
Long-term	62,600		61,391
Total	1,051,234		907,763
Contract liabilities:
Advance payments, billings in excess of costs incurred and deferred revenue	$	26,018	$	21,316